abstract art background circles curls decorative design element floral graphics grunge illustration pop ripples stars texture vector vintage back balloon colors colour lights rainbow cracked dead dry flat gray grungy moody natural nature pattern rural stripe tree wood architectural backdrop black city color dark decay metal red rough stone urban atmosphere blue cloud clouds crystals cumulus droplets drops frozen mass meteorology physics rain sky white copyspace floor granite granito stones wall old old wall paint painted wall paint wallpaper aqua concept creation fill graphic image lines purple rays scrapbooking style